FormulaAddInNullFunctions.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- This file along with its dll needs to be installed to ...InstallDir...\RuntimeData\FormulaAddIn to run. -->
<FormulaAddIn>
  <Function>
    <Name>AvgNonNull</Name>
    <NumParams variable="true">1</NumParams>
    <Category>Math</Category>
    <InsertText>AvgNonNull(n1, ...)</InsertText>
    <Description>Averages a list of numbers, including only non-nulls in the average.</Description>
    <Dll>
      <Name>FormulaAddInNullFunctions.dll</Name>
      <EntryPoint>AvgNonNull</EntryPoint>
    </Dll>
  </Function>
  <Function>
    <Name>CountNonNull</Name>
    <NumParams variable="true">1</NumParams>
    <Category>Specialized</Category>
    <InsertText>CountNonNull(n1, ...)</InsertText>
    <Description>Determines how many of n1, n2,... are not null.</Description>
    <Dll>
      <Name>FormulaAddInNullFunctions.dll</Name>
      <EntryPoint>CountNonNull</EntryPoint>
    </Dll>
  </Function>
  <Function>
    <Name>Coalesce</Name>
    <NumParams variable="true">1</NumParams>
    <Category>Specialized</Category>
    <InsertText>Coalesce(n1, ...)</InsertText>
    <Description>Returns first non-null entry in the function arguments.</Description>
    <Dll>
      <Name>FormulaAddInNullFunctions.dll</Name>
      <EntryPoint>Coalesce</EntryPoint>
    </Dll>
  </Function>
</FormulaAddIn>